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Betamethasone Acetate EP Impurity C

CAS No.
330157-05-6
Chemical Name:
Betamethasone Acetate EP Impurity C
Synonyms
Betamethasone-11, 21-acetate;Betamethasone 11β,21-Diacetate;Betamethasone Acetate Impurity C;Betamethasone Acetate EP Impurity C;Betamethasone Acetate Related Compound C;Betamethasone Acetate USP Related Compound C;Betamethasone Acetate EP Impurity C (Betamethasone 11,21-Diacetate);Pregna-1,4-diene-3,20-dione, 11,21-bis(acetyloxy)-9-fluoro-17-hydroxy-16-methyl-, (11β,16β)-;Betamethasone Impurity 20(Betamethasone Acetate EP Impurity C) (Betamethasone 11,21-Diacetate);Betamethasone Acetate impurity 1/Betamethasone Acetate EP Impurity C/Betamethasone 11,21-Diacetate
CBNumber:
CB13359087
Molecular Formula:
C26H33FO7
Molecular Weight:
476.53
MDL Number:
MFCD27967036
MOL File:
330157-05-6.mol
Last updated:2026-05-27 23:31:34

Betamethasone Acetate EP Impurity C Properties

Boiling point 583.4±50.0 °C(Predicted)
Density 1.28±0.1 g/cm3(Predicted)
solubility Chloroform (Slightly), Methanol (Slightly)
form Solid
pka 11.98±0.70(Predicted)
color Pale Brown to Light Brown
Stability Hygroscopic
Major Application pharmaceutical
FDA UNII 3I5NFZ44BA
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Health Hazard (GHS08)
GHS08
Signal word  Danger
Hazard statements  H360FD-H373
Precautionary statements  P202-P260-P280-P308+P313-P405-P501
target organs Liver,Kidney,Endocrine system
WGK Germany  WGK 3
HS Code  2937220000
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Repr. 1B
STOT RE 2

Betamethasone Acetate EP Impurity C price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 442623 Betamethasone 11,21-Diacetate 330157-05-6 100mg $418 2026-06-03 Buy
Usbiological 442623 Betamethasone 11,21-Diacetate 330157-05-6 1g $1890 2026-06-03 Buy
aablocks AA01CC2E Betamethasone 11,21-Diacetate 98% 330157-05-6 50mg $171 2026-05-29 Buy
aablocks AA01CC2E Betamethasone 11,21-Diacetate 98% 330157-05-6 100mg $228 2026-05-29 Buy
aablocks AA01CC2E Betamethasone 11,21-Diacetate 98% 330157-05-6 200mg $341 2026-05-29 Buy
Product number Packaging Price Buy
442623 100mg $418 Buy
442623 1g $1890 Buy
AA01CC2E 50mg $171 Buy
AA01CC2E 100mg $228 Buy
AA01CC2E 200mg $341 Buy

Betamethasone Acetate EP Impurity C Chemical Properties, Uses, Production

Uses

Betamethasone 11,21-Diacetate is an impurity of Betamethasone 21-Acetate (B327025); a glucocorticoid steroid with anti-inflammatory and immunosuppressive properties which can be used in treatment of asthma and itching.

Betamethasone Acetate EP Impurity C Preparation Products And Raw materials

Raw materials

Preparation Products

Betamethasone Acetate EP Impurity C Suppliers

Global Suppliers ( 44)
Supplier Tel Email Country ProdList Advantage
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Guangzhou Dreampharm Biotechnology Co., Ltd. 020-36607679; 13502246435 3008233746@qq.com China 9961 12
Shanghai Keke Biotechnology Co., Ltd. 021-34975789 18721102763 click@click-biotech.com China 302 58
Jinan blalong chemical co. LTD 2710913286@qq.com 1513643261@qq.com China 14227 58
Hefei fuya biotechnology co. LTD 18096409024 sales02@foreversyn.com China 1934 58
Cato Research Chemicals Inc. +86-020-81960175-877 4000-868-328;4000-868-328 tianwen.zhan@cato-chem.com United States 10384 58
Meng Cheng Technology (Shanghai) Co., LTD 400-820-6829 sales@mitachieve.com China 8857 58
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD 0755-83725350 13380397412 3001280422@qq.com China 10000 58
Hubei Xinyang Medical Technology Co., Ltd 15347293736 2853117764@yongstandards.com China 9999 58
Betamethasone Acetate impurity 1/Betamethasone Acetate EP Impurity C/Betamethasone 11,21-Diacetate Betamethasone Impurity 20(Betamethasone Acetate EP Impurity C) (Betamethasone 11,21-Diacetate) Betamethasone Acetate EP Impurity C Betamethasone Acetate EP Impurity C (Betamethasone 11,21-Diacetate) Betamethasone 11β,21-Diacetate Betamethasone-11, 21-acetate Betamethasone Acetate EP Impurity CQ: What is Betamethasone Acetate EP Impurity C Q: What is the CAS Number of Betamethasone Acetate EP Impurity C Betamethasone Acetate Impurity C Betamethasone Acetate Related Compound C Betamethasone Acetate USP Related Compound C Pregna-1,4-diene-3,20-dione, 11,21-bis(acetyloxy)-9-fluoro-17-hydroxy-16-methyl-, (11β,16β)- 2-((8S,9R,10S,11S,13S,14S,16S,17R)-11-Acetoxy-9-fluoro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate (Betamethasone Acetate Impurity) Betamethasone Acetate EP Impurity C (Betamethasone Acetate USP Related Compound C, Betamethasone 11,21-Diacetate) 330157-05-6